What's Up, Doc?

M. Emmet Walsh as Arresting Officer Michael Murphy as Mr. Smith Randy Quaid as Professor Hosquith Eleanor Zee as Banquet Receptionist Sylvester Stallone as Hotel Guest (uncredited) Stefan Gierasch as Fritz Cosmo Sardo as Hotel Waiter (uncredited) Barbra Streisand as Judy Maxwell Madeline Kahn as Eunice Burns Sorrell Booke as Harry John Hillerman as Hotel Manager Philip Roth as Mr. Jones George Morfogen as Headwaiter Ryan O'Neal as Howard Bannister Graham Jarvis as Bailiff Jack Perkins as Jewel Thief Christa Lang as Mrs. Hosquith Austin Pendleton as Frederick Larrabee Mabel Albertson as Mrs. Van Hoskins Liam Dunn as Judge Maxwell Kevin O'Neal as Delivery Boy Elaine Partnow as Party Guest Kenneth Mars as Hugh Simon

Bill Hickman Stunts Jack Verbois Stunts Peter Bogdanovich Director, Producer, Story Buck Henry Screenplay David Newman Screenplay Verna Fields Editor Loren Janes Stunts Polly Platt Production Design Donna Garrett Stunts Jerry Brutsche Stunts Ted Grossman Stunts Robert Benton Screenplay Craig R. Baxley Stunts László Kovács Director of Photography Paul Baxley Stunt Coordinator, Stunts Fred Stromsoe Stunts